W83193R-01 Просмотр технического описания (PDF) - Winbond

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W83193R-01

83.MHZ 3-DIMM CLOCK

Winbond 

W83193R-01

5.5 Power Pins

SYMBOL

Vdd

Vddq2

Vddq3

Vss

PRELIMINARY

PIN

1

42, 48

6,14,19, 30, 36

3,9,16,22,27,

33,39,45

FUNCTION

Power supply for Ref [0:1] crystal and core logic.

Power supply for IOAPIC output and CPUCLK[0:3],

either 2.5V or 3.3V.

Power supply for SDRAM, PCICLK and 48/24MHz

outputs.

Circuit Ground.

6.0 FREQUENCY SELECTION

FS2 FS1

FS0

0

0

0

0

0

1

0

1

0

0

1

1

1

0

0

1

0

1

1

1

0

1

1

1

FTS = 1 (MHz)

CPU

PCI

61.8

30.9

75

30

83.3

33.3

68.5

34.25

55

27.5

75

37.5

60

30

66.8

33.4

FTS = 0 (MHz)

CPU

PCI

62.4

31.2

78

39

85.8

42.8

69.5

34.74

83.3

41.7

75

32

80

40

50

25

REF,IOAPIC (MHz)

14.318

14.318

14.318

14.318

14.318

14.318

14.318

14.318

Publication Release Date: May 1998

-5-

Revision 0.20

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